SKU: S19204


Airsep Freestyle Comfort Concentrator including 8 cell battery

Out of stock This item will be released at a future date.


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Expand your comfort zone with this innovative and powerful device. Its lightweight, curved design hugs your body, so you’ll hardly know it’s there. It has the power to let you stay out all day long with greater flexibility to increase flow rates as your prescription changes.  A prescription for Oxygen is required.

Patented smart oxygen delivery features ensure you get the oxygen you need, when you need it, keeping you comfortable and worry-free by adjusting to your automatically breathing patterns and level of activity.



  • Ergonomic design for optimal comfort
  • Up to 4 hours battery life with our standard 8-cell battery pack, and up to 8 hours battery life with our 16-cell battery pack
  • Delivers 1-5 pulse flow settings
  • Maximum output of up to 1050 mL
  • 2.3 kgs with a small, compact frame
  • UltraSense® technology offers sensitive breath detection to ensure proper delivery
  • autoDOSE safety feature monitors and delivers oxygen when no breath is detected
  • Easy-to-use interface
  • Full color LCD digital display for easy reading
  • Glow-in-the-dark keypad
  • Meets FAA guidelines for commercial air flights
  • Easy-to-carry with shoulder strap, carrying bag or backpack

Additional information



Flow settings

1-5 pulse dose only

Dimensions with 8-cell battery pack

25.4 x 18.5 x 7.9 cm

Weight (with 8-cell battery pack)

2.3 kg

Sound level

43 dB(A) @ Setting 2

Battery duration with 8-cell battery pack at setting 2

Up to 4 hours


3 year warranty on FreeStyle® Comfort® (includes sieve beds); 1 year warranty on battery and power supplies

Battery Duration

Up to 7 hours with optional AirBelt

Battery Run Time

Setting of 1, 8 Cell Batt: 8 hours avg, 16 Cell Batt: 16 hour avg
Setting of 2, 8 Cell Batt: 4 hours avg, 16 Cell Batt: 8 hour avg
Setting of 3, 8 Cell Batt: 3 hours avg, 16 Cell Batt: 6 hour avg
Setting of 4, 8 Cell Batt: 2.25 hours avg, 16 Cell Batt: 4.5 hour avg
Setting of 5, 8 Cell Batt: 2 hours avg, 16 Cell Batt: 4 hour avg


Doctor’s prescription required for dispatch of any oxygen concentrator.

What's Included

Portable Concentrator
Carry Bag
8 Cell Battery Pack
AC/DC Universal Power Supply
Shoulder Strap
UltraSense Technology
12 x Nasal Cannulas

FreeStyle Comfort Oxygen Concentrator_Manual

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